Help¶

This option enables the entropy number generator for ESP32 SoCs.

With Wi-Fi and Bluetooth disabled, this will produce pseudo-entropy numbers: noise from these radios are used to feed entropy in this generator.

Defaults¶

y if ENTROPY_GENERATOR
y if ENTROPY_GENERATOR

Symbols selected by this symbol¶

ENTROPY_HAS_DRIVER

Kconfig definitions¶

At <Zephyr>/boards/xtensa/esp32/Kconfig.defconfig:10

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:24

Menu path: (Top)

config ENTROPY_ESP32_RNG
    bool
    default y if ENTROPY_GENERATOR

At <Zephyr>/boards/xtensa/odroid_go/Kconfig.defconfig:10

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:24

Menu path: (Top)

config ENTROPY_ESP32_RNG
    bool
    default y if ENTROPY_GENERATOR

At <Zephyr>/drivers/entropy/Kconfig.esp32:6

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:32 → <Zephyr>/drivers/Kconfig:30 → <Zephyr>/drivers/entropy/Kconfig:16

Menu path: (Top) → Device Drivers → Entropy Drivers

config ENTROPY_ESP32_RNG
    bool "ESP32 entropy number generator driver"
    select ENTROPY_HAS_DRIVER
    depends on SOC_ESP32 && ENTROPY_GENERATOR
    help
      This option enables the entropy number generator for ESP32 SoCs.

      With Wi-Fi and Bluetooth disabled, this will produce pseudo-entropy
      numbers: noise from these radios are used to feed entropy in this
      generator.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)